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TD-509 — TD-509

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

TD-509: TD-509.

The TD-509 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6145-01-149-7255, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ TD-509
NSN: 6145-01-149-7255
FSC: 6145 — Wire and Cable, Electrical
CAGE: 3ET41 — RSCC WIRE & CABLE LLC DBA MARMON INDUSTRIAL ENERGY & INFRASTRUCTURE - EAST GRANBY (USA)
SPECIFICATIONS
Part NumberTD-509
NSN6145-01-149-7255
COMPONENT DIAGRAM
WIRE / CABLE — AMPACITY DEPENDS ON INSTALLATION CROSS-SECTION JACKET WIRE SPECIFICATIONS Conductor Size: — Conductor Count: — Voltage Rating: — Insulation: — Temp Rating: — PN: TD-509 · OEM ⚠ VERIFY BEFORE ORDERING Ampacity depends on installation method — conduit ≠ free air ≠ underground. Same wire, different ratings. AWG sizing is inverse — smaller number = thicker wire (4 AWG > 12 AWG) ✓ BROKER TIP Stranded = flexible routing and vibration resistance. Solid = fixed conduit runs only. THHN/THWN = dual rated — check both dry and wet ampacity tables PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
OTHER ITEMS IN FSC 6145 — Wire and Cable, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6145-00-000-0090 6145-00-000-0095 6145-00-001-1281 6145-00-001-3002 6145-00-001-4504 6145-00-001-5158 6145-00-001-5159 6145-00-001-5160
SUBSTITUTES & CROSS-REFERENCES 1
SM-A-952691-6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is TD-509?
TD-509 is a TD-509. It is classified as a MRO (MRO_GENERAL).
What parts can replace TD-509?
There is 1 known substitute for TD-509: SM-A-952691-6. Substitute compatibility should be verified for your specific system.
What is the NSN for TD-509?
TD-509 is cataloged in the U.S. Government catalog under NSN 6145-01-149-7255. This indicates validated use in U.S. government and defense supply chains.
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